PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/04-10:57:50
G08     314.8          16.4                4.1 +/-    2.54       9.9 +/-    2.54  0.040 / 0.050
G10     319.3          57.9                3.5 +/-    0.65       4.1 +/-    0.65  0.040 / 0.050
G14     214.0          24.4                6.5 +/-    2.49      12.9 +/-    2.49  0.100 / 0.280
G15     45.8           16.1                1.7 +/-    1.01       4.0 +/-    1.01  0.120 / 0.250
G20     22.8           62.9                3.0 +/-    0.56       3.3 +/-    0.56  0.060 / 0.090
G21     126.1          60.0                6.0 +/-    0.58       6.8 +/-    0.58  0.060 / 0.090
G24     80.6           29.1                3.5 +/-    0.63       6.3 +/-    0.63  0.170 / 0.370
G27     287.6          36.8                3.8 +/-    1.09       5.9 +/-    1.09  0.210 / 0.300
G32     217.5          40.9                6.0 +/-    0.81       8.6 +/-    0.81  0.040 / 0.040